Gas Constraint: Conserve Energy, System Operator Urges As Power Restoration To Grid Continues Energy News Oil & Gas Gas Constraint: Conserve Energy, System Operator Urges As Power Restoration To Grid Continues ced-admin December 29, 2025 The Nigerian Independent System Operator (NISO) has called on consumers to conserve energy amid lingering gas constraints,... Read More Read more about Gas Constraint: Conserve Energy, System Operator Urges As Power Restoration To Grid Continues